Spiriva® 18µg Once Daily in Chinese COPD Patients of Different Disease Severities

Clinical trial NCT00621582 · COMPLETED

Trial details

NCT number: NCT00621582
Sponsor: Boehringer Ingelheim
Status: COMPLETED
Study type: OBSERVATIONAL

Pulmonary Disease, Chronic Obstructive

Start date: 2006-05-01
Primary completion: 2008-02-01
Enrollment: 4918

View on ClinicalTrials.gov

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